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Iron in PDB 3jt8: Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine

Enzymatic activity of Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine

All present enzymatic activity of Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine:
1.14.13.39;

Protein crystallography data

The structure of Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine, PDB code: 3jt8 was solved by H.Li, T.L.Poulos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 38.11 / 1.95
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 52.191, 111.374, 164.666, 90.00, 90.00, 90.00
R / Rfree (%) 18.7 / 22.2

Other elements in 3jt8:

The structure of Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine also contains other interesting chemical elements:

Zinc (Zn) 1 atom

Iron Binding Sites:

The binding sites of Iron atom in the Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine (pdb code 3jt8). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine, PDB code: 3jt8:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in 3jt8

Go back to Iron Binding Sites List in 3jt8
Iron binding site 1 out of 2 in the Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe750

b:28.6
occ:1.00
FE A:HEM750 0.0 28.6 1.0
ND A:HEM750 2.1 28.1 1.0
NC A:HEM750 2.1 26.8 1.0
NB A:HEM750 2.1 29.1 1.0
NA A:HEM750 2.1 29.4 1.0
SG A:CYS415 2.4 29.1 1.0
S4 A:JM4800 2.8 46.8 0.5
C1D A:HEM750 3.0 28.1 1.0
C4C A:HEM750 3.0 28.7 1.0
C4D A:HEM750 3.1 29.7 1.0
C1B A:HEM750 3.1 31.0 1.0
C4A A:HEM750 3.1 30.4 1.0
C1A A:HEM750 3.1 27.8 1.0
C1C A:HEM750 3.1 30.3 1.0
C4B A:HEM750 3.1 32.6 1.0
C6 A:JM4800 3.2 49.6 0.5
CHD A:HEM750 3.4 30.0 1.0
CB A:CYS415 3.4 29.5 1.0
C5 A:JM4800 3.4 49.8 0.5
CHB A:HEM750 3.4 30.4 1.0
CHA A:HEM750 3.5 28.3 1.0
CHC A:HEM750 3.5 31.7 1.0
C5 A:JM4800 3.8 49.1 0.5
C3 A:JM4800 3.9 45.9 0.5
CA A:CYS415 4.1 28.2 1.0
C7 A:JM4800 4.2 50.8 0.5
C2D A:HEM750 4.3 29.9 1.0
C3C A:HEM750 4.3 28.4 1.0
C3D A:HEM750 4.3 29.4 1.0
C2B A:HEM750 4.3 31.5 1.0
C2C A:HEM750 4.3 28.9 1.0
C2A A:HEM750 4.3 29.6 1.0
C6 A:JM4800 4.3 49.8 0.5
C3A A:HEM750 4.3 31.1 1.0
C3B A:HEM750 4.3 33.2 1.0
NE1 A:TRP409 4.4 30.0 1.0
N A:GLY417 4.8 29.0 1.0
S4 A:JM4800 4.8 50.6 0.5
C A:CYS415 4.8 28.1 1.0
N A:VAL416 5.0 27.9 1.0
C3 A:JM4800 5.0 49.2 0.5

Iron binding site 2 out of 2 in 3jt8

Go back to Iron Binding Sites List in 3jt8
Iron binding site 2 out of 2 in the Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Structure of Neuronal Nitric Oxide Synthase Heme Domain Complexed with N~5~-{3-[(1-Methylethyl)Sulfanyl]Propanimidoyl}-L-Ornithine within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Fe750

b:27.8
occ:1.00
FE B:HEM750 0.0 27.8 1.0
NC B:HEM750 2.0 26.1 1.0
NB B:HEM750 2.0 28.5 1.0
ND B:HEM750 2.1 28.4 1.0
NA B:HEM750 2.1 28.7 1.0
SG B:CYS415 2.4 26.0 1.0
S4 B:JM4800 2.7 47.3 0.5
C1C B:HEM750 3.1 25.4 1.0
C4B B:HEM750 3.1 30.7 1.0
C4D B:HEM750 3.1 28.1 1.0
C1A B:HEM750 3.1 25.8 1.0
C1B B:HEM750 3.1 30.9 1.0
C4C B:HEM750 3.1 25.4 1.0
C1D B:HEM750 3.1 29.1 1.0
C4A B:HEM750 3.1 27.2 1.0
C6 B:JM4800 3.2 62.3 0.5
CB B:CYS415 3.3 22.9 1.0
CHC B:HEM750 3.4 28.6 1.0
CHD B:HEM750 3.4 25.8 1.0
CHA B:HEM750 3.4 24.7 1.0
CHB B:HEM750 3.5 29.0 1.0
C5 B:JM4800 3.5 62.1 0.5
C5 B:JM4800 3.7 48.2 0.5
C3 B:JM4800 3.8 47.2 0.5
C7 B:JM4800 4.2 63.0 0.5
CA B:CYS415 4.2 24.3 1.0
C2C B:HEM750 4.3 24.5 1.0
C3B B:HEM750 4.3 31.9 1.0
C3C B:HEM750 4.3 24.6 1.0
C2B B:HEM750 4.3 32.7 1.0
C2A B:HEM750 4.3 28.0 1.0
C6 B:JM4800 4.3 48.2 0.5
C3D B:HEM750 4.3 29.0 1.0
C2D B:HEM750 4.3 29.6 1.0
C3A B:HEM750 4.3 26.6 1.0
NE1 B:TRP409 4.5 28.3 1.0
N B:GLY417 4.7 26.1 1.0
NH B:JM4800 4.9 55.4 0.5
C B:CYS415 4.9 24.9 1.0
C1 B:JM4800 4.9 56.4 0.5
N B:VAL416 4.9 24.6 1.0
C3 B:JM4800 5.0 59.0 0.5
C2 B:JM4800 5.0 47.3 0.5

Reference:

J.D.Martell, H.Li, T.Doukov, P.Martasek, L.J.Roman, M.Soltis, T.L.Poulos, R.B.Silverman. Heme-Coordinating Inhibitors of Neuronal Nitric Oxide Synthase. Iron-Thioether Coordination Is Stabilized By Hydrophobic Contacts Without Increased Inhibitor Potency. J.Am.Chem.Soc. V. 132 798 2010.
ISSN: ISSN 0002-7863
PubMed: 20014790
DOI: 10.1021/JA908544F
Page generated: Sun Aug 4 13:35:10 2024

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